42202204404402 has 64 divisors (see below), whose sum is σ = 99792928972800. Its totient is φ = 11641466464320.

The previous prime is 42202204404379. The next prime is 42202204404433. The reversal of 42202204404402 is 20440440220224.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 42202204404402.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26859127 + ... + 28386917.

It is an arithmetic number, because the mean of its divisors is an integer number (1559264515200).

Almost surely, 2^{42202204404402} is an apocalyptic number.

42202204404402 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

42202204404402 is an abundant number, since it is smaller than the sum of its proper divisors (57590724568398).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42202204404402 is a wasteful number, since it uses less digits than its factorization.

42202204404402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1550511.

The product of its (nonzero) digits is 32768, while the sum is 30.

Adding to 42202204404402 its reverse (20440440220224), we get a palindrome (62642644624626).

The spelling of 42202204404402 in words is "forty-two trillion, two hundred two billion, two hundred four million, four hundred four thousand, four hundred two".